^Journal of the constitutions and the decrees of the Councils and the Supreme Pontiffs of the letter (Jean Hardouin, Claude Rigaud (París).)p692.
^A. Harnack, The Expansion of Christianity in the First Three Centuries, 2 volumes (Wipf and Stock Publishers, 9 Jan. 1997) p433.
^Paolo Chiesa, Pellegrino martire "in city Bolitana" and Pellegrino di un'altra African agiografia ad Aquileia? Analecta Bollandiana: Revue critique d'hagiography, ISSN 0003-2468, Vol. 116, no. 1, 1998, pp. 25-56.